google.load('visualization', '1.0', {'packages':['corechart']});
google.setOnLoadCallback(function(){
  var data = new google.visualization.DataTable();
       data.addColumn('string', '日');
       data.addColumn('number', '推測');
       data.addColumn('number', '推測');
       data.addColumn('number', 'iOS前月');
       data.addColumn('number', 'iOS当月');
       data.addRows([
        ['1日',125,null,125,172],
['2日',277,null,null,131],
['3日',116,null,116,186],
['4日',null,146,101,146],
['5日',null,228,46,null],
['6日',null,135,66,135],
['7日',183,null,183,34],
['8日',261,null,null,73],
['9日',292,null,null,151],
['10日',190,null,190,80],
['11日',null,null,162,150],
['12日',145,116,145,116],
['13日',238,221,null,null],
['14日',258,375,null,null],
['15日',233,287,null,null],
['16日',115,205,115,null],
['17日',null,289,163,null],
['18日',null,435,93,null],
['19日',199,null,199,null],
['20日',219,null,null,null],
['21日',349,null,null,null],
['22日',370,null,null,null],
['23日',456,null,null,null],
['24日',159,null,159,null],
['25日',204,null,null,null],
['26日',302,null,null,null],
['27日',518,null,null,null],
['28日',890,null,null,null],
['29日',469,null,null,null],
['30日',221,null,null,null],
['31日',null,null,null,null]
        ]);
  var options = {
    chartArea: {'width':'85%', 'height':'65%', 'left':60 },
    'pointSize': 3,
    hAxis: { titleTextStyle:{italic:false}, format:'#',ticks: [1,5,10,15,20,25,30] },
    vAxis: { title:'2024年5月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:900},direction:-1 },
    legend: {position: 'top' },
    tooltip: { trigger: 'both' },
    focusTarget: 'category',
    colors:['skyblue','pink','#2980b9','#e74c3c']
  };

  var chart = new google.visualization.LineChart(document.getElementById('graphField'));
  chart.draw(data, options);

  var lastlogday=18 -1 ;
  var lastlogcat=2;

  if(lastlogday>=0){
    chart.setSelection([{
      row: lastlogday,
      column: lastlogcat
    }]);
  
    google.visualization.events.addListener(chart, 'click', function() {
      if(chart.getSelection()[0]){
        //chart.setSelection(null)
      }
    });
  }

});